cherry: Summary information for 31 cherry trees
In tessington/qsci381: Data used in QSCI 381, University of Washington

Description Usage Format Source Examples

Researchers wanting to understand the relationship between these variables for black cherry trees collected data from 31 trees in the Allegheny National Forest, Pennsylvania.

cherry

A data frame with 31 observations on the following 3 variables.

diam: diameter in inches (at 54 inches above ground)
height: height is measured in feet
volume: volume in cubic feet

D.J. Hand. A handbook of small data sets. Chapman & Hall/CRC, 1994.

library(ggplot2)
library(broom)

ggplot(cherry, aes(x = diam, y = volume)) +
  geom_point() +
  geom_smooth(method = "lm")

mod <- lm(volume ~ diam + height, cherry)
tidy(mod)